src/main/decaf/util/logging/LogManager.h

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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements.  See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License.  You may obtain a copy of the License at
*
*     http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef _DECAF_UTIL_LOGGING_LOGMANAGER_H_
#define _DECAF_UTIL_LOGGING_LOGMANAGER_H_

#include <map>
#include <list>
#include <string>
#include <vector>

#include <decaf/lang/Pointer.h>
#include <decaf/util/Properties.h>
#include <decaf/util/concurrent/Mutex.h>
#include <decaf/util/Config.h>

#include <decaf/io/IOException.h>
#include <decaf/lang/exceptions/NullPointerException.h>
#include <decaf/lang/exceptions/IllegalArgumentException.h>

namespace decaf{
namespace lang{
    class Runtime;
}
namespace io{
    class InputStream;
}
namespace util{
namespace logging{

    class Logger;
    class LogManagerInternals;
    class PropertyChangeListener;

    using decaf::lang::Pointer;

    class DECAF_API LogManager {
    private:

        // Change listener on this class's Properties
        std::list<PropertyChangeListener*> listeners;

        // Properties of the Log Manager
        util::Properties properties;

        // Data structure for LogManager Internal data.
        Pointer<LogManagerInternals> internal;

    public:

        virtual ~LogManager();

        bool addLogger( Logger* logger );

        Logger* getLogger( const std::string& name );

        int getLoggerNames( const std::vector<std::string>& names );

        void setProperties( const util::Properties& properties );

        const util::Properties& getProperties() const {
            return properties;
        }

        std::string getProperty( const std::string& name );

        void addPropertyChangeListener( PropertyChangeListener* listener );

        void removePropertyChangeListener( PropertyChangeListener* listener );

        void readConfiguration();

        void readConfiguration( decaf::io::InputStream* stream );

        void reset();

    public:     // Static Singleton Methods.

        static LogManager& getLogManager();

    private:

        static void initialize();

        static void shutdown();

    protected:

        LogManager();

        LogManager( const LogManager& manager );

        void operator=( const LogManager& manager );

    private:

        friend class decaf::lang::Runtime;

    };

}}}

#endif /*_DECAF_UTIL_LOGGING_LOGMANAGER_H_*/